Chemistry, 20.03.2020 07:06, brownboimexican

Which principle best explains how this thermometer works?
(1) A liquid changes to a gas when heated.
(2) A gas changes to a liquid when heated.
(3) A liquid expands when heated and contracts when cooled.
(4) A liquid contracts when heated and expands when cooled.

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Which principle best explains how this thermometer works?
(1) A liquid changes to a gas when h...